Wing nut driver



FIG. 1 is a perspective view of a wing nut driver showing our new design;

FIG. 2 is a front view thereof, the back view being identical thereto;

FIG. 3 is a right side view thereof; the left side view being identical thereto;

FIG. 4 is a top view thereof; and,

FIG. 5 is a bottom view thereof. 

The ornamental design for a wing nut driver, as shown. 